*Corresponding Author; Members of the Group
2024
Liu S.*, Thornberry T. D., Yu P., Woods S., Rosenlof K. H., and Gao R. S.*: Enhanced aerosol mass in the tropical tropopause layer linked to ozone abundance, Geophysical Research Letters, 51, doi: 10.1029/2023GL107451, 2024. link
Wu S., Alaimo C., Zhao Y., Green P., Young T., Liu S., Kuwayama T., Coggon M., Stockwell C., Xu L., Warneke C., Gilman J., Robinson M., Veres P., Neuman J. A., Kleeman M. J.: O3 sensitivity to NOx and VOC during RECAP-CA: Implication for emissions control strategies, ACS ES&T Air, doi: 10.1021/acsestair.4c00026, 2024. link
2023
Warneke C., Schwarz J. P., Dibb J. E., Kalashnikova O. V., Frost G. J., Al-Saadi J. A., Brown S. S., Brewer A., Soja A. J., Seidel F. C., Washenfelder R. A., Wiggins E. B., Moore R. H., Anderson B. E., Jordan C., Yacovitch T. I., Herndon S. C., Liu S., Kuwayama T., Jaffe D., Johnston N. A. C., Selimovic V., Yokelson R. J., Giles D. M., Holben B. N., Goloub P., Popovici I., Trainer M. K., Kumar A., Pierce R. B., Fahey D. W., Roberts J. M., Gargulinski E. M., Peterson D., Ye X., Thapa L. H., Saide P. E., Fite C. H., Holmes C. D., Wang S., Coggon M. M., Decker Z. C. J., Stockwell C. E., Xu L., Gkatzelis G., Aikin K. C., Lefer B. L., Kaspari J. H., Griffin D., Zeng L, Weber R. J., Hastings M. G., Chai J., Wolfe G., Hanisco T. F., Liao J., Campuzano-Jost P., Guo H., Jimenez J. L., and Crawford J. H.: Fire Influence on Regional to Global Environments and Air Quality (FIREX-AQ), Journal of Geophysical Research-Atmosphere, 128, doi: 10.1029/2022JD037758, 2023. link
2022
Liu S.*, Barletta B., Hornbrook R. S., Fried A., Peischl J., Meinardi S., Coggon M., Lamplugh A., Gilman J. B., Gkatzelis G. I., Warneke C., Apel E. C., Hills A. J., Bourgeois I., Walega J., Weibring P., Richter D., Kuwayama T., FitzGibbon M., and Blake D.: Composition and reactivity of volatile organic compounds in the South Coast Air Basin and San Joaquin Valley of California, Atmospheric Chemistry and Physics, 22, 10937–10954, 2022. link
Wu S., Lee H. J., Rohrbacher A., Liu S., Kuwayama T., Seinfeld J., and Kleeman M.: Direct measurements of ozone response to emissions perturbations in California, Atmospheric Chemistry and Physics, 22, 4929–4949, 2022. link
Liu C-C., Portmann R. W., Liu S.*, Rosenlof K. H., Peng Y., and Yu P.*: Significant effective radiative forcing of stratospheric wildfire smoke, Geophysical Research Letters, 49, e2022GL100175, 2022. Top Downloaded Article. link
Xia K., Mei S-S., Liu C-C., Liu H., Yuan R., and Liu S.*: Characterization of the organic functional group composition and sources of summertime organic aerosols in an eastern city of China, Atmospheric Environment, 277, 119078, 2022. link
2021
Brown H., Liu X., Pokhrel1 R., Murphy S., Lu Z., Saleh R., Mielonen T., Kokkola H., Bergman T., Myhre G., Skeie R., Watson-Paris D., Stier P., Johnson B., Bellouin N., Schulz M., Vakkari V., Beukes J., Zyl P., Liu S., and Chand D.: Biomass burning aerosols in most climate models are too absorbing, Nature Communications, 12, 277, 2021. link
Liu S.*, Liu C-C., Froyd K. D., Schill G. P., Murphy D. M., Bui T. P., Dean-Day J. M., Weinzierl B., Dollner M., Diskin G. S., Chen G., and Gao R.S.: Sea spray aerosol concentration modulated by sea surface temperature, Proceedings of the National Academy of Sciences of the United States of America, 118 (9), doi: 10.1073/pnas.2020583118, 2021. link
2020
Guo L., Chen J., Luo D., Liu S., Lee H. J., Motallebi N., Fong A., Deng J., Rasool Q., Avise J., Kuwayama T., Croes B. E. and FitzGibbon M.: Assessment of nitrogen oxide emissions and San Joaquin Valley PM2.5 impacts from soils in California, Journal of Geophysical Research-Atmosphere, doi: 10.1029/2020JD033304, 2020. link
2019
Zhang J., Wu X., Liu S., Bai Z., Xia X., Chen B., Zong X., and Bian J.: In situ measurements and backward-trajectory analysis of high-concentration, fine-mode aerosols in the UTLS over the Tibetan Plateau, Environmental Research Letters, 14, 124068, 2019. link
Price D., Day D., Pagonis D., Stark H., Algrim L., Handschy A., Liu S., Krechmer J., Miller S., Hunter J., de Gouw J., Ziemann P., Jimenez J.: The budgets of organic carbon composition and oxidation in indoor air, Environmental Science & Technology, doi: 10.1021/acs.est.9b04689, 2019. link
Yu P., Froyd K. D., Portmann, R. W., Toon O. B., Freitas S. R., Bardeen C. G., Katich J. M., Schwarz J. P., Williamson C., Kupc A., Brock C., Liu S., Gao R. S., Schill G., Fan T., Mills M. J., Tilmes S., Rosenlof K. H., and Murphy D. M.: Efficient in-cloud removal of aerosols by deep convection, Geophysical Research Letters, doi: 10.1029/2018GL080544, 2019. link
Li C., Han X., Kang S., Yan F., Chen P., Hu Z., Yang J., Ciren D., Gao S., Sillanpää M., Han Y., Cui Y., Liu S., and Smith K. R.: Heavy near-surface PM2.5 pollution in Lhasa, China during a relatively static winter period, Chemosphere, 214, 314-318, 2019. link
2018
Cui Y.Y., Liu S.*, Bai Z., Bian J., Li D., Fan K., McKeen S., Watts L., Ciciora S., and Gao R. S.: Religious burning as a potential major source of atmospheric fine aerosols in summertime Lhasa city on the Tibetan Plateau, Atmospheric Environment, 181, 186–191, 2018. link
2017
Liu S., Thompson S. L., Start H., Jimenez J. L., and Ziemann P. J.: Gas-phase carboxylic acids in a university classroom: abundance, variability, and sources, Environmental Science & Technology, doi: 10.1021/acs.est.7b01358, 2017. link
Yu P., Rosenlof K.H., Liu S., Telg H., Thornberry T.D., Drew A.W., Portmann R.W., Bai Z., Ray E.A., Duan Y., Pan L.L., Toon O.B, Bian J., and Gao R.S.: Efficient transport of tropospheric aerosol into the stratosphere via the Asian summer monsoon anticyclone, Proceedings of the National Academy of Sciences of the United States of America, doi:10.1073/pnas.1701170114, 2017. link
Murphy B. N., Woody M. C., Jimenez J. L., Carlton A. G., Hayes P., Liu S., Ng N. L., Russell L. M., Setyan A., Xu L., Young J., Zaveri R., Zhang Q., and Pye H. O. T.: Semivolatile POA and parameterized total combustion SOA in CMAQv5.2: impacts on source strength and partitioning, Atmospheric Chemistry and Physics, 17, 11107-11133, 2017. link
2016
Kulkarni G., China S., Liu S., Nandasiri M., Sharma N., Wilson J., Aiken A. C., Chand D., Laskin A., Mazzoleni C., Pekour M., Shilling J., Shutthanandan V., Zelenyuk A., and Zaveri R. A.: Ice nucleation activity of diesel soot particles at Cirrus relevant temperature conditions: Effects of hydration, secondary organics coating, soot morphology, and coagulation, Geophysical Research Letters, doi: 10.1002/2016GL068707, 2016. link
Xu L., Williams L. R., Young D. E., Allan J. D., Coe H., Massoli P., Fortner E., Chhabra P., Herndon S., Brooks W. A., Jayne J. T., Aiken A. C., Liu S., Gorkowski K., Dubey M. K., Fleming Z. L., Visser S., Prevot A. S. H., and Ng N. L.: Wintertime aerosol chemical composition, volatility, and spatial variability in the greater London area, Atmospheric Chemistry and Physics, 16, 1139-1160, 2016. link
Liu S., Li R., Wild R., Warneke C., de Gouw J., Brown S. S., Miller S. L., Luongo J. C., Jimenez J. L., and Ziemann P. J.: Contribution of human-related sources to indoor volatile organic compounds in a university classroom, Indoor Air, 26, 925-938, 2016. link
2015
China S., Kulkarni G., Scarnato B., Sharma N., Pekour M., Shilling J., Wilson J., Zelenyuk A., Chand D., Liu S., Aiken A., Dubey M., Laskin A., Zaveri R., and Mazzoleni C.: Morphology of diesel soot residuals from supercooled water droplets and ice crystals: Implications for optical properties, Environmental Research Letters, 10, doi:10.1088/1748-9326/10/11/114010, 2015. link
Lu Z., Streets D. G., Winijkul E., Yan F., Chen Y., Bond T. C., Feng Y., Dubey M. K., Liu S., Pinto J. P. and Carmichael G.R.: Light absorption properties and radiative forcing effects of primary organic aerosol emissions, Environmental Science & Technology, 49 (8), 4868–4877, 2015. link
Liu S.*, Aiken A. C., Gorkowski K., Dubey M. K.*, Cappa C. D., Williams L. R., Herndon S. C., Massoli P., Fortner E. C., Chhabra P. S., Brooks W. A., Onasch T. B., Jayne J. T., Worsnop D. R., China S., Sharma N., Mazzoleni C., Xu L., Ng N. L, Liu D., Allan J. D., Lee J. D., Fleming Z. L., Mohr C., Zotter P., Szidat S., and Prévôt A. S. H.: Enhanced light absorption by mixed source black and brown carbon particles in UK winter, Nature Communications, 6, 8435, doi: 10.1038/ncomms9435, 2015. link
2014
Saleh R., Robinson E. S., Tkacik D., Ahern A., Liu S., Aiken A. C., Sullivan R., Presto A. A., Dubey M. K., Yokelson R. J., Donahue N. M., and Robinson A. L.: Brownness of organics in aerosols from biomass burning linked to their black carbon content, Nature Geoscience, doi: 10.1038/NGEO2220, 2014. link
Fast J. D., Allan J., Bahreini R., Craven J., Emmons L., Ferrare R., Hayes P. L., Hodzic A., Holloway J., Hostetler C., Jimenez J. L., Jonsson H., Liu S., Liu Y., Metcalf A., Middlebrook A., Nowak J., Pekour M., Perring A., Pollack I., Russell L. M., Ryerson T., Sedlacek A., Seinfeld J. H., Shilling J., Shrivastava M., Springston S., Song C., Subramanian R., Taylor J. W., Vinoj V., Warneke C., Yang Q., Zaveri R. A., and Zhang Q.: Modeling regional aerosol variability over California and its sensitivity to emissions and long-range transport during the 2010 CalNex and CARES campaigns, Atmospheric Chemistry and Physics, 14, 10013-10060, 2014. link
Kim H., Liu S., Russell L. M., and Paulson S. E.: Dependence of real refractive indices on O:C, H:C and mass fragments of secondary organic aerosol generated from ozonolysis and photooxidation of limonene and α-pinene, Aerosol Science & Technology, 48, 498-507, 2014. link
Guzman Morales J., Frossard A., Corrigan A., Takahama S., Liu S., Russell L. M.: Estimated contributions of primary and secondary organic aerosol from fossil fuel combustion during the CalNex and Cal-Mex campaigns, Atmospheric Environment, 88 330-340, 2014. link
Liu S., Aiken A. C., Arata C., Dubey M. K., Stockwell C. E., Yokelson R. J., Stone E. A., Jayarathne T., Robinson A. L., DeMott P. J., and Kreidenweis S. M.: Aerosol single scattering albedo dependence on biomass combustion efficiency: Laboratory and field studies, Geophysical Research Letters, doi: 10.1002/2013GL058392, 2014. link
2013
Zhao Y., Kreisberg N. M., Worton D. R., Isaacman G., Gentner D. R., Chan A. W. H., Weber R. J., Liu S., Day D. A., Russell L. M., Hering S. V. and Goldstein A. H.: Sources of organic aerosol investigated using organic compounds as tracers measured during CalNex Bakersfield, Journal of Geophysical Research-Atmosphere, 118, 1–11, doi:10.1002/jgrd.50825, 2013. link
Rollins A. W., Min K.-E., Pusede S., Wooldridge P., Gentner D., Goldstein A., Liu S., Day D. A., Russell L. M., Rubitschun C., Surratt J. D., and Cohen R. C.: Gas/Particle partitioning of total alkyl nitrates observed with TD-LIF in Bakersfield, Journal of Geophysical Research-Atmosphere, 118, 1–12, doi:10.1002/jgrd.50522, 2013. link
Zhao Y., Kreisberg N. M., Worton D. R., Isaacman G., Weber R. J., Markovic M. Z., Vandenboer T. C., Liu S., Day D. A., Murphy J. G., Russell L. M., Hering S. V. and Goldstein A. H.: Insights into secondary organic aerosol formation mechanisms from measured gas/particle partitioning of specific organic tracer compounds, Environmental Science & Technology, 47 (8), 3781-3787, 2013. link
O’Brien R. E., Nguyen T. B., Laskin A., Laskin J., Hayes P., Liu S., Jimenez J., Nizkorodov S. A., Russell L. M. and Goldstein A. H.: Probing molecular associations of field-collected and laboratory-generated SOA with nano-DESI high-resolution mass spectrometry, Journal of Geophysical Research-Atmosphere, 118, 1–10, doi:10.1002/jgrd.50119, 2013. link
Shakya K. M., Liu S., Russell L. M., Takahama S., Keutsch F. N., Shilling J. E., Hiranuma N., Song C., Pfaffenberger L., Slowik J., Prévôt A., Dommen J., Baltensperger U., Leaitch R., Craven J. S., Loza C. L. and Seinfeld J. H.: Similarities in STXM-NEXAFS spectra of atmospheric particles and secondary organic aerosol generated from glyoxal, α-pinene, isoprene, 1,2,4-trimethylbenzene, and d-limonene, Aerosol Science & Technology, 47, 543–555, 2013. link
O’Brien R. E., Laskin A., Laskin J., Liu S., Weber R., Russell L. M., Goldstein A. H.: Molecular characterization of organic aerosol using nanospray desorption/electrospray ionization mass spectrometry: CalNex 2010 field study, Atmospheric Environment, 68, 265-272, 2013. link
Liu S., Russell L. M., Sueper D.T. and Onasch T. B.: Organic particle types by single-particle measurements using a time-of-flight aerosol mass spectrometer coupled with a light scattering module, Atmospheric Measurement Techniques, 6, 187-197, 2013. link
2012
Gentner D. R., Isaacman G., Worton D. R., Chan A. W. H., Dallmann T. R., Davis L., Liu S., Day D. A., Russell L. M., Wilson K. R., Weber R., Guha, A., Harley R. A. and Goldstein A. H.: Elucidating secondary organic aerosol from diesel and gasoline vehicles through detailed characterization of organic carbon emissions, Proceedings of the National Academy of Sciences of the United States of America, doi: 10.1073/pnas.1212272109, 2012. link
Rollins A. W., Browne E. C., Min K. E., Pusede S., Wooldrideg P. J., Gentner D., Goldstein A. H., Liu S., Day D. A., Russell L. M. and Cohen R. C.: Evidence for NOx control over nighttime SOA formation, Science, 337, 1210-1212, 2012. link
Riedel T. P., Bertram T. H., Ryder O. S., Liu S., Day D. A., Russell L. M., Gaston C. J., Prather K. A., Thornton J. A.: Direct N2O5 reactivity measurements at a polluted coastal site, Atmospheric Chemistry and Physics, 12, 2959-2968, 2012. link
Liu S., Ahlm L., Day D. A., Russell L. M., Zhao Y., Gentner D. R., Weber R. J., Goldstein A. H., Jaoui M., Offenberg J. H., Kleindienst T. E., Rubitschun C., Surratt J. D., Sheesley R. J., and Scheller S.: Secondary organic aerosol formation from fossil fuel sources contribute majority of summertime organic mass at Bakersfield, Journal of Geophysical Research-Atmosphere, 117, D00V26, doi:10.1029/2012JD018170, 2012. link
Liu S., Shilling J. E., Song C., Hiranuma N., Zaveri A. Z., and Russell L. M.: Hydrolysis of organonitrate functional groups in aerosol particles, Aerosol Science & Technology, 46, 1359–1369, 2012. link
Ahlm L., Liu S., Day D. A., Russell L. M., Weber R., Gentner D. R., Goldstein A. H., DiGangi J. P., Henry S. B., Keutsch F. N., VandenBoer T. C., Markovic M. Z., Murphy J. G., Ren X., and Scheller S.: Formation and growth of ultrafine particles from secondary sources in Bakersfield, California, Journal of Geophysical Research-Atmosphere, 117, D00V08, doi:10.1029/2011JD017144, 2012. link
2011
Liu S., Day D.A., Shields J. E., and Russell L. M.: Ozone-driven daytime formation of secondary organic aerosol containing carboxylic acid groups and alkane groups, Atmospheric Chemistry and Physics, 11, 8321-8341, 2011. link
2010
Day D. A., Liu S., Russell L. M. and Ziemann P. J.: Organonitrate group concentrations in submicron particles with high nitrate and organic fractions in coastal southern California, Atmospheric Environment, 44 (16), 1970-1979, 2010. link
Takahama S., Liu S., and Russell L. M.: Coatings and clusters of carboxylic acids in carbon-containing atmospheric particles from spectromicroscopy and their implications for cloud-nucleating and optical properties, Journal of Geophysical Research-Atmosphere, 115, 2010. link
Gong Y. G., Hu M., Cheng Y. F., Su H., Yue D. L., Liu F., Wiedensohler A., Wang Z. B., Kalesse H., Liu S., Wu Z. J., Xiao K. T., Mi P. C., and Zhang Y. H.: Competition of coagulation sink and source rate: New particle formation in the Pearl River Delta of China, Atmospheric Environment, 44 (27), 3278-3285, 2010. link
2009
Russell L. M., Takahama S., Liu S., Hawkins L. N., Covert D. S., Quinn P.K. and Bates T. S.: Oxygenated fraction and mass of organic aerosol from direct emission and atmospheric processing measured on the R/V Ronald Brown during TEXAQS/GoMACCS 2006, Journal of Geophysical Research-Atmosphere, 114, 2009. link
Gilardoni S., Liu S., Takahama S., Russell L. M., Allan J. D., Steinbrecher R., Jimenez J. L., DeCarlo P. F., Dunlea E. J. and Baumgardner D.: Characterization of organic ambient aerosol during MIRAGE 2006 on three platforms, Atmospheric Chemistry and Physics, 9 (15), 5417-5432, 2009. link
Leaitch W. R., Macdonald A. M., Anlauf K. G., Liu P. S. K., Toom-Sauntry D., Li S. M., Liggio J., Hayden K., Wasey M. A., Russell L. M., Takahama S., Liu S., van Donkelaar A., Duck T., Martin R. V., Zhang Q., Sun Y., McKendry I., Shantz N. C. and Cubison M.: Evidence for Asian dust effects from aerosol plume measurements during INTEX-B 2006 near Whistler, BC, Atmospheric Chemistry and Physics, 9 (11), 3523-3546, 2009. link
Liu S., Takahama S., Russell L. M., Gilardoni S. and Baumgardner D.: Oxygenated organic functional groups and their sources in single and submicron organic particles in MILAGRO 2006 campaign, Atmospheric Chemistry and Physics, 9 (18), 6849-6863, 2009. link
2008
Hu M., Wu Z. J., Slanina J., Lin P., Liu S., and Zeng L. M.: Acidic gases, ammonia and water-soluble ions in PM2.5 at a coastal site in the Pearl River Delta, China, Atmospheric Environment, 42 (25), 6310-6320, 2008. link
Eichler H., Cheng Y. F., Birmili W., Nowak A., Wiedensohler A., Bruggemann E., Gnauk T., Herrmann H., Althausen D., Ansmann A., Engelmann R., Tesche M., Wendisch M., Zhang Y. H., Hu M., Liu S., and Zeng L. M.: Hygroscopic properties and extinction of aerosol particles at ambient relative humidity in South-Eastern China, Atmospheric Environment, 42 (25), 6321-6334, 2008. link
Wu Z. J., Hu M., Lin P., Liu S., Wehner B. and Wiedensohler A.: Particle number size distribution in the urban atmosphere of Beijing, China, Atmospheric Environment, 42 (34), 7967-7980, 2008. link
Liu S., Hu M., Wu Z. J., Wehner B., Wiedensohler A., and Cheng Y. F.: Aerosol number size distribution and new particle formation at a rural/coastal site in Pearl River Delta (PRD) of China, Atmospheric Environment, 42 (25), 6275-6283, 2008. link
Liu S., Hu M., Slanina S., He L. Y., Niu Y. W., Bruegemann E., Gnauk T. and Herrmann, H.: Size distribution and source analysis of ionic compositions of aerosols in polluted periods at Xinken in Pearl River Delta (PRD) of China, Atmospheric Environment, 42 (25), 6284-6295, 2008. link
2007
Wu Z. J., Hu M., Liu S., Wehner B., Bauer S., Ssling A. M., Wiedensohler A., Petaja T., Dal Maso M., and Kulmala M.: New particle formation in Beijing, China: Statistical analysis of a 1-year data set, Journal of Geophysical Research-Atmosphere, 112 (D9), 2007. link
2006
Cheng Y. F., Eichler H., Wiedensohler A., Heintzenberg J., Zhang Y. H., Hu M., Herrmann H., Zeng L. M., Liu S., Gnauk T., Bruggemann E., and He L. Y.: Mixing state of elemental carbon and non-light-absorbing aerosol components derived from in situ particle optical properties at Xinken in Pearl River Delta of China, Journal of Geophysical Research-Atmosphere, 111 (D20), 2006. link
Hu M., Liu S., Wu Z. J., Zhang J., Zhao Y. L., Wehner B., and Wiedensohler A.: Effects of high temperature, high relative humidity and rain process on particle size distributions in the summer of Beijing, Environmental Sciences (Chinese), 27 (11), 2006.
2004
Xu Z. L., Yang Q. J., Liu S., Xie C., Xu S., Yan, W. J., Du R. G.: Studies of the gaseous photocatalytic activity of heptane over iron-doped TiO2, Environmental Chemistry (Chinese), 4, 2004.